Problem DescriptionRecently Rikka falls in love with an old but interesting game -- 24 points. She wants to become a master of this game, so she asks ...
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其他好文 时间:
2015-07-24 17:28:18
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124
题目链接:
http://acm.hdu.edu.cn/showproblem.php?pid=5308
题面:
I Wanna Become A 24-Point Master
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)
Total Submis...
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其他好文 时间:
2015-07-24 14:21:41
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139
I Wanna Become A 24-Point Master
Time Limit: 2000/1000 MS (Java/Others) Memory
Limit: 65536/65536 K (Java/Others)
Total Submission(s): 485 Accepted Submission(s): 191
Special Judge
Pro...
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其他好文 时间:
2015-07-24 13:04:54
阅读次数:
79
I Wanna Become A 24-Point Master
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)
Total Submission(s): 366 Accepted Submission(s): 141
Special Judge
Probl...
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其他好文 时间:
2015-07-23 23:48:20
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153
题目要求: Suppose a sorted array is rotated at some pivot unknown to you beforehand. (i.e., 0 1 2 4 5 6 7 might become 4 5 6 7 0 1 2). You are given ...
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其他好文 时间:
2015-07-23 23:20:54
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122
There arenpeople andmpairs of friends. For every pair of friends, they can choose to become online friends (communicating using online applications) o...
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其他好文 时间:
2015-07-23 23:17:29
阅读次数:
123
题意:
给你n个数,每个数都是n,
然后把这n个数加减乘除,每个数都必须用一次,且只能一次,并且运算完的数也都得用一次。
也就是做n-1次,问能不能得到24,输出过程 xi ? xj 第i个数与第j个数做?运算 这种形式
思路:
因为n有可能很大,那么肯定需要一种完美的构造
最简单的方法是构造出4*6
构造出4需要5个数,构造出6需要7个数
也就是最少需要12个数,剩下的数就是相...
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其他好文 时间:
2015-07-23 21:52:18
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96
构造题,前面十几个手工处理....
n很大时有很多构造方法,一阵乱搞就可以了......
I Wanna Become A 24-Point Master
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)
Total Submission(s): 128 ...
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其他好文 时间:
2015-07-23 19:56:24
阅读次数:
210
1.5 Implement a method to perform basic string compression using the counts of repeated characters. For example, the string aabcccccaaa would become a...
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其他好文 时间:
2015-07-17 07:07:29
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134
Find Minimum in Rotated Sorted Array
Suppose a sorted array is rotated at some pivot unknown to you beforehand.
(i.e., 0 1 2 4 5 6 7 might become 4
5 6 7 0 1 2).
Find the minimum ele...
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其他好文 时间:
2015-07-16 09:53:53
阅读次数:
128